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AWS E33-31 vs. C94700 Bronze

AWS E33-31 belongs to the iron alloys classification, while C94700 bronze belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS E33-31 and the bottom bar is C94700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 29
7.9 to 32
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 81
43
Tensile Strength: Ultimate (UTS), MPa 810
350 to 590

Thermal Properties

Latent Heat of Fusion, J/g 320
200
Melting Completion (Liquidus), °C 1380
1030
Melting Onset (Solidus), °C 1330
900
Specific Heat Capacity, J/kg-K 480
380
Thermal Expansion, µm/m-K 14
17

Otherwise Unclassified Properties

Base Metal Price, % relative 36
34
Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 6.0
3.5
Embodied Energy, MJ/kg 86
56
Embodied Water, L/kg 260
350

Common Calculations

Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 28
11 to 19
Strength to Weight: Bending, points 24
13 to 18
Thermal Shock Resistance, points 19
12 to 21

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.15
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 31 to 35
0
Copper (Cu), % 0.4 to 0.8
85 to 90
Iron (Fe), % 24.7 to 34.8
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 2.5 to 4.0
0 to 0.2
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 30 to 32
4.5 to 6.0
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.020
0 to 0.050
Silicon (Si), % 0 to 0.9
0 to 0.0050
Sulfur (S), % 0 to 0.010
0 to 0.050
Tin (Sn), % 0
4.5 to 6.0
Zinc (Zn), % 0
1.0 to 2.5
Residuals, % 0
0 to 1.3